Note 8 - Commitments and Contingencies (Tables)

3 Months Ended

Sep. 30, 2013

Commitments and Contingencies Disclosure [Abstract]

Schedule of Product Warranty Liability [Table Text Block]

	Three Months Ended September 30,
	2013			2012
Beginning balance	$	190		$	205
Cost of warranty claims		(14	)		(13	)
Accruals for product warranties		(2	)		11
Ending balance	$	174		$	203